Open/Closed principle states "software entities (classes, modules, functions, etc.) should be open for extension, but closed for modification"; that is, such an entity can allow its behaviour to be extended without modifying its code.

We may come across a need to run shell commands and Ruby has some built in methods which appear safe, but can introduce major security risks.

Parsing through the Ruby on Rails CHANGELOG can reveal some interesting features and changes in the framework. In this episode, we look at one of those changes around inserting records into our database.

Using Hotwire and the Mapbox API, we can track the location of a user and playback their recorded GPS coordinates.

In this episode, we explore the practical use of Campfire Bots for webhook applications. We'll start by setting up an AI Image Generator bot that interacts with our Ruby on Rails application, and then connect it to a self-hosted Large Language Model (LLM). Our initial goal is to get the system working. After that, we'll focus on refactoring the code to improve its safety and maintainability.